US3179550A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pile surfaced product and method of forming same
Assignee: Individual
•
Filing: 1958-07-09
•
Granted: 1965-04-20
•
Expires: 1978-07-09
Abstract
No abstract record available.
Inventors
- 👤 Friedman Abraham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:11
CPC Classifications
B; B29; B29C; B29C59/00; B29C59/02; B29C59/022; B29C59/025; B29C53/00; B29C53/22; B29C53/24; Y; Y10; Y10T; Y10T428/00; Y10T428/23907; Y10T428/23979; Y10T428/23993
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
79 words
THE METHOD OF FORMING A PILE SURFACED SHEET WHICH COMPRISES FREELY EXTRUDING A MATERIAL IN PLASTIC STATE FROM ONE SURFACE OF A FORAMINOUS MEMBRANE THROUGH AND BEYOND THE OTHER SURFACE UNTIL A DESIRED DEPTH OF PILE EXTENDING BEYOND SAID OTHER SURFACE OF SAID MEMBRANE HAS BEEN ACHIEVED WHILE PERMITTING A PORTION OF SAID MATERIAL TO REMAIN IN THE FORAMENS OF SAID MEMBRANE AND ALLOWING SAID PILE INCLUDING THE PORTIONS WITHIN THE FORAMENS OF SAID MEMBRANE TO ACHIEVE DIMENSIONAL STABILITY.
Claim 2
Independent Claim
79 words
THE METHOD OF FORMING A PILE SURFACED SHEET WHICH COMPRISES FREELY EXTRUDING A MATERIAL IN PLASTIC STATE FROM ONE SURFACE OF A FORAMINOUS MEMBRANE THROUGH AND BEYOND THE OTHER SURFACE UNTIL A DESIRED DEPTH OF PILE EXTENDING BEYOND SAID OTHER SURFACE OF SAID MEMBRANE HAS BEEN ACHIEVED WHILE PERMITTING A PORTION OF SAID MATERIAL TO REMAIN IN THE FORAMENS OF SAID MEMBRANE AND ALLOWING SAID PILE INCLUDING THE PORTIONS WITHIN THE FORAMENS OF SAID MEMBRANE TO ACHIEVE DIMENSIONAL STABILITY.
Claim 3
Dependent Claim
33 words
A PILE SURFACED SHEET COMPRISING A FORAMINOUS MEMBRANE, A PLURALITY OF FILAMENTS EXTENDING FROM SAID SHEET, THE ROOT OF EACH OF SAID FILAMENTS BEING DISPOSED IN ONE OF THE FORAMENS OF SAID MEMBRANE.
Claim 4
Dependent Claim
33 words
A PILE SURFACED SHEET COMPRISING A FORAMINOUS MEMBRANE, A PLURALITY OF FILAMENTS EXTENDING FROM SAID SHEET, THE ROOT OF EACH OF SAID FILAMENTS BEING DISPOSED IN ONE OF THE FORAMENS OF SAID MEMBRANE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-19 | 1968-10-19 | 1969-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-19 | 1972-10-19 | 1973-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-19 | 1976-10-19 | 1977-04-20 | $7700.00 | Window Closed / Lapsed |